multi machine Vagrantfile with provisioning

Vagrantfile

# -*- mode: ruby -*-
# vi: set ft=ruby :

Vagrant.configure(2) do |config|
  config.vm.define 'first' do |first|
    first.vm.box = "trusty-server-cloudimg-i386"
    first.vm.hostname = "first"
    first.vm.provision "shell", inline: <<-SHELL
      echo "this runs only in 'first', now in `hostname`"
    SHELL
  end

  config.vm.define 'second' do |second|
    second.vm.box = "trusty-server-cloudimg-i386"
    second.vm.hostname = "second"
    second.vm.provision "shell", inline: <<-SHELL
      echo "this runs only in 'second', now in `hostname`"
    SHELL
  end
  
  config.vm.provision "shell", inline: <<-SHELL
    echo "this runs twice, now in `hostname`"
  SHELL
end